package com.example.shirospringboot.config;

import at.pollux.thymeleaf.shiro.dialect.ShiroDialect;
import org.apache.catalina.Realm;
import org.apache.shiro.spring.web.ShiroFilterFactoryBean;
import org.apache.shiro.web.mgt.DefaultWebSecurityManager;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

import java.util.ArrayList;
import java.util.LinkedHashMap;
import java.util.List;

@Configuration
public class ShiroConfig {

    //shiroFilterFactoryBean
    @Bean
    public ShiroFilterFactoryBean getShiroFilterFactoryBean(@Qualifier("securityManager")DefaultWebSecurityManager defaultWebSecurityManager){
        ShiroFilterFactoryBean bean = new ShiroFilterFactoryBean();
        //设置安全管理器
        bean.setSecurityManager(defaultWebSecurityManager);
        /*
        * anon:无需认证就可以访问
        * authc:必须认证了才能访问
        * user：必须拥有 记住我 功能才能用
        * perms：拥有对某个资源的访问权限才能访问
        * role：拥有某个角色权限才能访问
        * */

        LinkedHashMap<String, String> filterChainDefinitionMap = new LinkedHashMap<>();
        //认证
        filterChainDefinitionMap.put("/user/add","authc");

        //授权
        filterChainDefinitionMap.put("/user/add","perms[user:add]");

        System.out.println(filterChainDefinitionMap.values());


        bean.setFilterChainDefinitionMap(filterChainDefinitionMap);

        //设置登录的请求
        bean.setLoginUrl("/custom/toLogin");

        //设置未授权请求
        bean.setUnauthorizedUrl("/unauthorized");




        return bean;
    }


    //DefaultWebSecurityManager
    @Bean(name="securityManager")
    public DefaultWebSecurityManager getDefaultWebSecurityManager(CustomRealm customRealm){
        DefaultWebSecurityManager securityManager = new DefaultWebSecurityManager();
        //关联UserRealm
//        List<Realm> list = new ArrayList<>();
//        list.add((Realm) userRealm());
//        list.add((Realm) customRealm());
        securityManager.setRealm(customRealm);
        return securityManager;
    }


    //创建realm对象，需要自定义类
    @Bean
    public UserRealm userRealm(){
        return new UserRealm();
    }

    @Bean
    public CustomRealm customRealm(){
        return new CustomRealm();
    }

    //整合shiroDialect：用来整合shiro thymeleaf
    @Bean
    public ShiroDialect getShiroDialect(){
        return new ShiroDialect();
    }
}
